Here is a video done by the grower in Maine that had powdery mildew
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Thereās a few products you can use. Green Cleaner by Old Stage works great. It can be used in flower and veg. Thereās are several other products that are similar and they kill bugs too, ike spider mites and itās also an ovicide (kills the eggs).
the nuclear option would be Eagle 20EW. It a fungicide thatās pretty toxic. I wouldnāt spray it on anything close to going into flower flowering. That being said the shit really works at killing PM. PM is a systemic fungus so the foliar milk spray only kills what shows.
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